[INFO] fetching crate ext4 0.7.0... [INFO] checking ext4-0.7.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] extracting crate ext4 0.7.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate ext4 0.7.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ext4 0.7.0 [INFO] finished tweaking crates.io crate ext4 0.7.0 [INFO] tweaked toml for crates.io crate ext4 0.7.0 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bootsector v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a9366a769f6436e8bdeeee31d1cd3c2b07f64099c56f9513137160a65ea2ae5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9a9366a769f6436e8bdeeee31d1cd3c2b07f64099c56f9513137160a65ea2ae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a9366a769f6436e8bdeeee31d1cd3c2b07f64099c56f9513137160a65ea2ae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a9366a769f6436e8bdeeee31d1cd3c2b07f64099c56f9513137160a65ea2ae5", kill_on_drop: false }` [INFO] [stdout] 9a9366a769f6436e8bdeeee31d1cd3c2b07f64099c56f9513137160a65ea2ae5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 69d7cb1f03b0b380b32e929563a99bdc3d0ecb949d81ebdd4d30ce6d27a357a3 [INFO] running `Command { std: "docker" "start" "-a" "69d7cb1f03b0b380b32e929563a99bdc3d0ecb949d81ebdd4d30ce6d27a357a3", kill_on_drop: false }` [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Compiling ext4 v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] error: failed to run custom build command for `ext4 v0.7.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ext4-fa6eeb37deeaa94d/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] tar: all-types.img: Cannot open: Read-only file system [INFO] [stderr] tar: all-types-32.img: Cannot open: Read-only file system [INFO] [stderr] tar: all-types-tiny.img: Cannot open: Read-only file system [INFO] [stderr] tar: all-types-big.img: Cannot open: Read-only file system [INFO] [stderr] tar: all-types-big-32.img: Cannot open: Read-only file system [INFO] [stderr] tar: Exiting with failure status due to previous errors [INFO] [stderr] thread 'main' panicked at 'assertion failed: process::Command::new("tar").args(&["-C", DEST, "-xf", [INFO] [stderr] "scripts/generate-images/images.tgz"]).spawn()?.wait()?.success()', build.rs:12:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560d3a927fc0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x560d3a927fc0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x560d3a927fc0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x560d3a927fc0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x560d3a94524c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x560d3a926212 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x560d3a92a285 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x560d3a92a285 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x560d3a92a285 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x560d3a929dda - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x560d3a92aa21 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x560d3a913e6a - std::panicking::begin_panic::{{closure}}::ha043fada24ec5bda [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x560d3a90ef18 - std::sys_common::backtrace::__rust_end_short_backtrace::hb2b07e1559bec383 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x560d3a913da7 - std::panicking::begin_panic::h2610ad649d5ebc4b [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x560d3a90e9d5 - build_script_build::extract_test_images::he21162f0307b9d4d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12:5 [INFO] [stderr] 15: 0x560d3a90eab9 - build_script_build::main::hec6c7b4c4c0b4d46 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:22:5 [INFO] [stderr] 16: 0x560d3a910d0b - core::ops::function::FnOnce::call_once::h51dcc8221d00e026 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x560d3a90ef4e - std::sys_common::backtrace::__rust_begin_short_backtrace::ha63c4fcf8d1c3163 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x560d3a912f61 - std::rt::lang_start::{{closure}}::hc5248d5793e63a97 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x560d3a92ae47 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x560d3a92ae47 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x560d3a92ae47 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x560d3a92ae47 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x560d3a92ae47 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x560d3a912f37 - std::rt::lang_start::h685ae6606a387f89 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x560d3a90eb1a - main [INFO] [stderr] 26: 0x7f9b81e2a0b3 - __libc_start_main [INFO] [stderr] 27: 0x560d3a90c0ae - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "69d7cb1f03b0b380b32e929563a99bdc3d0ecb949d81ebdd4d30ce6d27a357a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69d7cb1f03b0b380b32e929563a99bdc3d0ecb949d81ebdd4d30ce6d27a357a3", kill_on_drop: false }` [INFO] [stdout] 69d7cb1f03b0b380b32e929563a99bdc3d0ecb949d81ebdd4d30ce6d27a357a3